﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp7
{
    class Swallow : BirdType
    {
        public void FlytoSouth()
        {
            Console.WriteLine("我可以往南方飞");
        }
        public override void Shout()
        {
            base.Shout();
            Console.WriteLine("唧唧唧唧唧唧唧唧");
        }
    }
}
